compiler-rt/lib/builtins/divdf3.c

   1 //===-- lib/divdf3.c - Double-precision division ------------------*- C -*-===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8 //
   9 // This file implements double-precision soft-float division
  10 // with the IEEE-754 default rounding (to nearest, ties to even).
  11 //
  12 //===----------------------------------------------------------------------===//
  13
  14 #define DOUBLE_PRECISION
  15
  16 #define NUMBER_OF_HALF_ITERATIONS 3
  17 #define NUMBER_OF_FULL_ITERATIONS 1
  18
  19 #include "fp_div_impl.inc"
  20
  21 COMPILER_RT_ABI fp_t __divdf3(fp_t a, fp_t b) { return __divXf3__(a, b); }
  22
  23 #if defined(__ARM_EABI__)
  24 #if defined(COMPILER_RT_ARMHF_TARGET)
  25 AEABI_RTABI fp_t __aeabi_ddiv(fp_t a, fp_t b) { return __divdf3(a, b); }
  26 #else
  27 COMPILER_RT_ALIAS(__divdf3, __aeabi_ddiv)
  28 #endif
  29 #endif